How to Form an LLC in Connecticut

Everything you need to form a Limited Liability Company in Connecticut (CT). Filing fee: $120 | Processing time: 5-7 business days

Filing Fee
$120
Annual Report
$80 annually
Processing Time
5-7 business days
Online Filing
Yes

State Income Tax

3% to 6.99% individual income tax; 7.5% corporate tax

Steps to Form an LLC in Connecticut

1

Check LLC name availability with the Connecticut Secretary of State

2

Appoint a registered agent in Connecticut

3

File the Certificate of Organization with the Connecticut Secretary of State

4

Pay the $120 filing fee

5

Obtain an EIN from the IRS

6

Publish a formation notice in a newspaper (within 30 days, not legally required but customary)

7

Draft an Operating Agreement

Pros of Forming in Connecticut

  • Proximity to New York City and Boston business markets
  • Well-educated workforce and strong professional services sector
  • Solid legal protections for LLC members

Cons of Forming in Connecticut

  • Higher combined filing and annual fees
  • High cost of living and business expenses
  • Complex tax structure with multiple levies

Best For

Professional service firms and businesses that benefit from proximity to major Northeast markets.

Calculate Your Connecticut LLC Costs

Get a detailed cost breakdown for forming your LLC in Connecticut, including filing fees, registered agent costs, and more.

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